Foil heater



FIG. 1 is a perspective view of a foil heater.

FIG. 2 is a top plan view thereof.

FIG. 3 is a bottom plan view thereof.

FIG. 4 is a front view thereof.

FIG. 5 is a back view thereof.

FIG. 6 is a left elevation view thereof.

FIG. 7 is a right elevation view thereof; and,

FIG. 8 is an exploded perspective view of the foil heater shown in FIG. 1 . 

CLAIM The ornamental design for a foil heater, as shown and described. 